Plate 121 



CERTAIN TYPES OF DISCOIDAL OBJECTS. X^ 



I, red slate disks, Ontario co. ; 2, steatite beads, Jefferson co. ; 3, black 

 stone disk, thick, Plattsburg ; 4, 5, perforated disks, Watertown ; 6, 8, 9, pot- 

 tery disks, Watertown; 7, serpentine crescent, Watertown; 10, n, 12, plain 

 pottery disks, Watertown. 12 is tempered with pulverized shell. 



